gall-nut ink

Noun

 * 1) acid blue-to-black ink, blue or purple when fresh, but turning intense black from iron oxidation, containing iron ions and tannic acids obtained from crushed gall-nuts and a solution of gum, or glue, and copperas, slowly replaced carbon ink and used from late antiquity to 20th century

Synonyms

 * gall nut ink
 * gallnut ink
 * iron-gall ink
 * iron gall ink
 * oak-gall ink
 * oak gall ink
 * standard ink
 * common ink

Translations

 * French: encre de noix de galle
 * German: . Gallustinte
 * Italian: inchiostro metallo-gallico. inchiostro ferrogallico
 * Portuguese: tinta metalogálica. tinta ferrogálica
 * Spanish: tinta de agallas